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As development Internet-of-Vehicles (IoV) technology and demand for Intelligent Transportation Systems (ITS) increase, there is a growing need for real-time data and communication by vehicle users. Traditional request-based methods face…

网络与互联网体系结构 · 计算机科学 2024-08-02 Zheng Zhang , Qiong Wu , Pingyi Fan , Ke Xiong

Data delivery relying on the carry-and-forward strategy of vehicle-to-vehicle (V2V) communications is of significant importance, however highly challenging due to frequent connection disruption. Fortunately, incorporating…

信息论 · 计算机科学 2019-01-16 Yilin Li , Jian Luo , Richard A. Stirling-Gallacher , Zhongfeng Li , Giuseppe Caire

The limited modulation bandwidth of the light emitting diodes (LEDs) presents a challenge in the development of practical high-data-rate visible light communication (VLC) systems. In this paper, a novel adaptive coded probabilistic shaping…

信息论 · 计算机科学 2024-02-22 Amanat Kafizov , Ahmed Elzanaty , Mohamed-Slim Alouini

With non-orthogonal multiple access(NOMA), we tackle the maximization of the secrecy rate for the strong user subject to a maximum allowable secrecy outage probability, while guaranteeing a constraint on the transmission rate to the weak…

信息论 · 计算机科学 2018-07-04 Youhong Feng , Shihao Yan , Zhen Yang

The Vehicle to Vehicle and Vehicle to Infrastructure V2X communication systems are one of the main topics in research domain. Its performance evaluation is an important step before their on board integration into vehicles and its probable…

网络与互联网体系结构 · 计算机科学 2014-10-30 Aymen Sassi , Faiza Charfi , Lotfi Kamoun , Yassin Elhillali , Atika Rivenq

Massive connections and high data rate services are key players in 5G ecosystem and beyond. To satisfy the requirements of these types of services, non orthogonal multiple Access (NOMA) and 3-dimensional beam-forming (3DBF) can be…

信号处理 · 电气工程与系统科学 2019-10-04 Abulfazl Zakeri , Nader Mokari , Halim Yanikomeroglu

Compared with today's 4G wireless communication network, the next generation of wireless system should be able to provide a wider range of services with different QoS requirements. One emerging new service is to exploit cooperative driving…

网络与互联网体系结构 · 计算机科学 2017-08-14 Ji Lianghai , Man Liu , Andreas Weinand , Hans D. Schotten

The US Department of Transportation (USDOT) issued a proposed rule on January 12th, 2017 to mandate vehicle-to-vehicle (V2V) safety communications in light vehicles in the US. Cybersecurity and privacy are major challenges for such a…

密码学与安全 · 计算机科学 2018-02-16 Benedikt Brecht , Dean Therriault , André Weimerskirch , William Whyte , Virendra Kumar , Thorsten Hehn , Roy Goudy

A novel semantics-empowered two-user uplink non-orthogonal multiple access (NOMA) framework is proposed for resource efficiency enhancement. More particularly, a secondary far user (F-user) employs the semantic communication (SemCom) while…

信息论 · 计算机科学 2024-02-22 Xidong Mu , Yuanwei Liu

This paper considers a challenging communication scenario, in which users have heterogenous mobility profiles, e.g., some users are moving at high speeds and some users are static. A new non-orthogonal multiple-access (NOMA) transmission…

信息论 · 计算机科学 2019-04-08 Zhiguo Ding , Robert Schober , Pingzhi Fan , H. Vincent Poor

Vehicle-to-vehicle (V2V) communications under dense urban environments usually experience severe keyhole fading effect, especially for multi-input multi-output (MIMO) channels, which degrades the capacity and outage performance due to the…

信息论 · 计算机科学 2022-09-30 Huan Zhang , Zhengtao Liao , Zheng Shi , Guanghua Yang , Qingping Dou , Shaodan Ma

In recent years, the next generation of wireless communication (5G) plays a significant role in both industry and academy societies. Cellular Vehicle-to-Everything (C-V2X) communication technology has been one of the prominent services for…

网络与互联网体系结构 · 计算机科学 2020-07-20 Donglin Wang , Raja R. Sattiraju , Anjie Qiu , Sanket Partani , Hans D. Schotten

In this paper, we provide detailed analysis of the achievable throughput of infrastructure-based vehicular network with a finite traffic density under a cooperative communication strategy, which explores combined use of…

网络与互联网体系结构 · 计算机科学 2017-03-16 Jieqiong Chen , Guoqiang Mao , Changle Li , Ammar Zafar , Albert Y. Zomaya

Using Infrastructure-to-Vehicle (I2V) information can be of great benefit when driving autonomously in high-density traffic situations with limited visibility, since the sensing capabilities of the vehicle are enhanced by external sensors.…

密码学与安全 · 计算机科学 2021-04-27 Chris van der Ploeg , Robin Smit , Alexis Siagkris-Lekkos , Frank Benders , Emilia Silvas

Intelligent reflecting surface (IRS) enhanced multi-unmanned aerial vehicle (UAV) non-orthogonal multiple access (NOMA) networks are investigated. A new transmission framework is proposed, where multiple UAV-mounted base stations employ…

信息论 · 计算机科学 2021-10-07 Xidong Mu , Yuanwei Liu , Li Guo , Jiaru Lin , H. Vincent Poor

As the traffic safety has become of utmost importance, much attention is given to intelligent transportation systems (ITSs), and more particularly to vehicular communications (VCs). Moreover, 50 % of all crashes happen at road…

信息论 · 计算机科学 2020-03-18 Baha Eddine Youcef Belmekki , Abdelkrim Hamza , Benoît Escrig

Non-Orthogonal Multiple Access (NOMA) is a multiplexing technique for future wireless, which when combined with Multiple-Input Multiple-Output (MIMO) unlocks higher capacities for systems where users have varying channel strength. NOMA…

信息论 · 计算机科学 2021-07-09 Jennifer Chakravarty , Oliver Johnson , Robert Piechocki

Automotive-Industry 5.0 will use emerging 6G communications to provide robust, computationally intelligent, and energy-efficient data sharing among various onboard sensors, vehicles, and other Intelligent Transportation System (ITS)…

信号处理 · 电气工程与系统科学 2022-03-11 Wali Ullah Khan , Asim Ihsan , Tu N. Nguyen , Zain Ali , Muhammad Awais Javed

This paper investigates the performance of downlink non-orthogonal multiple access (NOMA) communication in unmanned aerial vehicle (UAV) networks enhanced by partitionable reconfigurable intelligent surfaces (RISs). We analyze three types…

信息论 · 计算机科学 2025-10-03 Masoud Ghazikor , Van Ly Nguyen , Morteza Hashemi

In this paper, we develop various beamforming techniques for downlink transmission for multiple-input single-output (MISO) non-orthogonal multiple access (NOMA) systems. First, a beamforming approach with perfect channel state information…

信息论 · 计算机科学 2018-07-10 Faezeh Alavi , Kanapathippillai Cumanan , Zhiguo Ding , Alister G. Burr